CN214369722U

CN214369722U - Radar lamp

Info

Publication number: CN214369722U
Application number: CN202120645819.9U
Authority: CN
Inventors: 罗华兵; 罗杨杰
Original assignee: Zhongshan Musk Electronics Co ltd
Current assignee: Zhongshan Musk Electronics Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-10-08
Anticipated expiration: 2031-03-30

Abstract

The utility model discloses a radar lamp, which comprises a radiator, wherein one end of the radiator is connected with a shell, and a driving power supply is arranged in the shell; the light source board is connected with the other end of the radiator and is electrically connected with the driving power supply, and a plurality of LED lamp beads are arranged on one surface of the light source board, which is back to the radiator; the radar sensor is arranged on the light source plate and used for sensing the distance of a pedestrian and adjusting the brightness of the light source plate according to the distance; the lampshade is connected with the other end of the radiator; through above-mentioned structure can let the radar lamp improve luminance when sensing the pedestrian and being close to, reduce luminance when sensing the pedestrian and keeping away from, practice thrift the energy greatly, have fine practicality.

Description

Radar lamp

Technical Field

The utility model relates to a lamps and lanterns field, in particular to radar lamp.

Background

The existing lamps are generally controlled directly through a switch, a power switch of the lamps is turned on to light the lamps when the lamps need to be lighted, the power switch of the lamps is turned off to turn off the lamps when the lamps do not need to be lighted, the lamps can only be turned on all the time when places need to be lighted for a long time, and the lamps cannot change the brightness, turn on the lamps or turn off the lamps according to whether pedestrians exist around, so that the energy is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a radar lamp.

The utility model discloses a technical scheme that its technical problem was solved to an embodiment adopted is: a radar lamp comprising:

the radiator is connected with a shell at one end, and a driving power supply is arranged in the shell;

the light source board is connected with the other end of the radiator and is electrically connected with the driving power supply, and a plurality of LED lamp beads are arranged on one surface of the light source board, which is back to the radiator;

the radar sensor is arranged on the light source plate and used for sensing the distance of a pedestrian and adjusting the brightness of the light source plate according to the distance;

and the lampshade is connected with the other end of the radiator.

Further, the heat sink comprises a first circular plate, a second circular plate and at least one heat dissipation layer arranged between the first circular plate and the second circular plate, the heat dissipation layer being annularly arranged around a center of the first circular plate or a center of the second circular plate.

Further, the heat dissipation layer includes a plurality of radiating fin of interval arrangement, and every radiating fin includes:

a first fin located on a diameter of the first circular plate or the second circular plate and having one end directed toward a center of the first circular plate or the second circular plate;

and the second fins and the third fins are connected with the other ends of the first fins, are positioned on two sides of the diameter of the first circular plate or the second circular plate, and face the other ends of the second fins and the other ends of the third fins back to the center of the first circular plate or the second circular plate.

Further, the second fin and the third fin have a curvature.

Furthermore, a reflective coating is coated on the inner wall of the lampshade.

Further, a hanging ring is arranged on the shell.

Furthermore, the shell is provided with a threading hole through which a power line of the driving power supply can penetrate.

Furthermore, the light source board and/or the lampshade are/is provided with through holes, the radiator is provided with threaded holes, and the radiator further comprises bolts which penetrate through the through holes and then are in threaded connection with the threaded holes.

The utility model has the advantages that: a radar lamp comprises a radiator, wherein one end of the radiator is connected with a shell, and a driving power supply is arranged in the shell; the light source board is connected with the other end of the radiator and is electrically connected with the driving power supply, and a plurality of LED lamp beads are arranged on one surface of the light source board, which is back to the radiator; the radar sensor is arranged on the light source plate and used for sensing the distance of a pedestrian and adjusting the brightness of the light source plate according to the distance; the lampshade is connected with the other end of the radiator; through above-mentioned structure can let the radar lamp improve luminance when sensing the pedestrian and being close to, reduce luminance when sensing the pedestrian and keeping away from, practice thrift the energy greatly, have fine practicality.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a radar lamp;

FIG. 2 is a schematic view of a radar lamp from another angle;

fig. 3 is a schematic view of a partial structure of a radar lamp.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as excluding the number, and the terms greater than, less than, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be a mechanical connection; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

Referring to fig. 1 to 3, a radar lamp includes:

a heat sink 10 having a case 21 connected to one end thereof, the case 21 having a driving power source 22 provided therein;

the light source board 30 is connected with the other end of the radiator 10 and is electrically connected with the driving power supply 22, and a plurality of LED lamp beads are arranged on one surface, back to the radiator 10, of the light source board 30;

a radar sensor 40 disposed on the light source board 30 for sensing a distance of a pedestrian and adjusting brightness of the light source board 30 according to the distance;

and a lamp housing 50 connected to the other end of the heat sink 10.

In the utility model, the driving power supply 22 supplies power to the light source board 30 after the voltage input by the external power supply is subjected to voltage reduction, rectification, filtering and other treatments, the radar sensor 40 is arranged on the light source board 30, the distance between a pedestrian and a lamp can be detected, when the pedestrian is detected to be close to the lamp, the radar sensor 40 sends a signal to the driving power supply 22, the driving power supply 22 improves the brightness of the LED lamp bead on the light source board 30, the illuminating range and the brightness of the lamp are enlarged, and a better illuminating effect is provided for the pedestrian; when radar sensor 40 detects the pedestrian and keeps away from lamps and lanterns, wait for a time interval after, radar sensor 40 sends a signal and gives drive power supply 22, and drive power supply 22 reduces the luminance of the LED lamp pearl on the light source board 30 promptly, lets the scope and the luminance that lamps and lanterns illuminated diminish, the energy saving.

The heat sink 10 comprises a first circular plate 11, a second circular plate, and at least one heat dissipation layer 12 disposed between the first circular plate 11 and the second circular plate, the heat dissipation layer 12 being annularly arranged around a center of the first circular plate 11 or a center of the second circular plate; because the power of the lamp for outdoor lighting is high, the heat dissipation structure of the heat sink 10 is redesigned, namely, the heat dissipation layers 12 are arranged, so that the heat among the heat dissipation layers 12 has a buffering effect, and the heat dissipation is facilitated.

The heat dissipation layer 12 includes a plurality of heat dissipation fins arranged at intervals, and each heat dissipation fin includes:

a first fin 51 located on the diameter of the first circular plate 11 or the second circular plate, and having one end of the first fin 51 directed to the center of the first circular plate 11 or the second circular plate;

a second fin 52 and a third fin 53, both connected to the other end of the first fin 51, the second fin 52 and the third fin 53 being located on both sides of the diameter of the first circular plate 11 or the second circular plate, and the other end of the second fin 52 and the other end of the third fin 53 facing away from the center of the first circular plate 11 or the second circular plate; the radiating fins are divided into three branches of a first fin 51, a second fin 52 and a third fin 53 for radiating, so that the heat transfer area is enlarged; the second fins 52 and the third fins 53 have radians, furthermore, the end parts of the second fins 52 and the third fins 53 are provided with oval-shaped bulges, when cold air enters from the edge of the radar lamp, the oval-shaped bulges, the cambered surfaces of the second fins 52 and the third fins 53 can enlarge the paths through which the air blows, so that the heat exchange is enhanced, and a better heat dissipation effect is achieved; the second fins 52 and the third fins 53 on the same heat dissipation fin are bent oppositely to form a heat dissipation cavity for heat dissipation, and cold air flows in the heat dissipation cavity to form backflow so as to quicken heat removal; the heat dissipation base is circular, and resistance of cold air entering is reduced.

The second fin 52 and the third fin 53 have a curvature.

A reflective coating is coated on the inner wall of the lamp shade 50; the light reflecting coating can better reflect the light emitted by the light source board 30 to the surrounding space, and the lighting effect is better.

A hanging ring 60 is arranged on the shell 21; the radar lamp is installed through the hanging ring 60, and the installation firmness is better.

The casing 21 is provided with a threading hole 70 through which a power cord of the driving power source 22 can be threaded.

The light source board 30 and/or the lamp shade 50 are/is provided with through holes, the radiator 10 is provided with threaded holes, and the radiator further comprises bolts which penetrate through the through holes and then are in threaded connection with the threaded holes; the light source plate 30 and the lamp shade 50 can be more firmly connected with the heat sink 10 by means of bolt screwing, and the assembly of the radar lamp is also facilitated.

Of course, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications and substitutions are included in the scope defined by the claims of the present application.

Claims

1. A radar lamp, comprising:

the radiator (10), one end of which is connected with a shell (21), and a driving power supply (22) is arranged in the shell (21);

the light source board (30) is connected with the other end of the radiator (10) and is electrically connected with the driving power supply (22), and a plurality of LED lamp beads are arranged on one surface, back to the radiator (10), of the light source board (30);

a radar sensor (40) disposed on the light source board (30) for sensing a distance of a pedestrian and adjusting the brightness of the light source board (30) according to the distance;

and a lamp cover (50) connected to the other end of the heat sink (10).

2. A radar lamp as claimed in claim 1, characterized in that: the heat radiator (10) comprises a first circular plate (11), a second circular plate and at least one heat dissipation layer (12) arranged between the first circular plate (11) and the second circular plate, wherein the heat dissipation layer (12) is annularly arranged around the center of the first circular plate (11) or the center of the second circular plate.

3. A radar lamp as claimed in claim 2, characterized in that the heat-dissipating layer (12) comprises a number of spaced-apart heat-dissipating fins, each heat-dissipating fin comprising:

a first fin (51) which is positioned on the diameter of the first circular plate (11) or the second circular plate, and one end of the first fin (51) faces the center of the first circular plate (11) or the second circular plate;

and the second fin (52) and the third fin (53) are connected with the other end of the first fin (51), the second fin (52) and the third fin (53) are positioned on two sides of the diameter of the first circular plate (11) or the second circular plate, and the other ends of the second fin (52) and the third fin (53) face to the center of the first circular plate (11) or the second circular plate in a back direction.

4. A radar lamp as claimed in claim 3, characterized in that: the second fin (52) and the third fin (53) have a curvature.

5. A radar lamp as claimed in claim 1, characterized in that: the inner wall of the lampshade (50) is coated with a reflective coating.

6. A radar lamp as claimed in claim 1, characterized in that: the shell (21) is provided with a hanging ring (60).

7. A radar lamp as claimed in claim 1, characterized in that: the shell (21) is provided with a threading hole (70) through which a power line of the driving power supply (22) can pass.

8. A radar lamp as claimed in claim 1, characterized in that: the light source board (30) and/or the lampshade (50) are/is provided with a through hole, the radiator (10) is provided with a threaded hole, and the radiator further comprises a bolt which penetrates through the through hole and then is in threaded connection with the threaded hole.